Free Geocoding APIs

The Administrative Divisions DB API provides a structured list of all administrative divisions (states, provinces, regions, cities) for countries around the world.

adresse.data.gouv.fr provides programmatic access to address database of france, geocoding and reverse via REST API.

Airtel IP is a free, no-auth IP geolocation API that aggregates data from multiple sources to return the country associated with any given IP address.

bng2latlong is a simple, free API that converts British National Grid (OSGB36) easting and northing coordinates into standard WGS84 latitude and longitude.

Cartes.io is a free API that lets you create maps and add custom markers without signing up.

Cep.la is a free Brazilian API that lets you look up address information using a Brazilian postal code (CEP).

CitySDK provides open APIs for a selection of European cities, offering access to urban data such as public services, demographics, and points of interest.

Country.is is a simple, free API that detects a visitor's country based on their IP address.

The Ducks Unlimited API provides location data for university chapters affiliated with Ducks Unlimited, the wetlands and waterfowl conservation organization.

GeoApi is a free French government API that provides official geographical data for France, including communes, departments, regions, and administrative boundaries.

Geocode.xyz is a free worldwide geocoding API that supports forward and reverse geocoding, batch operations, and geoparsing of natural language text.

Geodata.gov.gr is the official Greek government open geospatial data portal, providing free access to geographic datasets for Greece.

GeographQL is a free GraphQL API that provides structured data about countries, states, and cities worldwide.

GeoJS is a free, no-auth-required IP geolocation API that returns the approximate location of any IP address, including country, city, latitude, and longitude.

Geokeo is a free geocoding API that converts addresses to coordinates and coordinates back to addresses, offering up to 2,500 free requests per day.

GeoNames is one of the largest free geographical databases in the world, containing over 11 million place names, postal codes, country info, and elevation data.

geoPlugin is a free IP geolocation API that also includes real-time currency conversion data alongside the location information.

Graph Countries API provides rich country data including currencies, languages, flags, bordering countries, and regional groupings via GraphQL.

HelloSalut is a simple, free API that returns a greeting translation based on the user's IP address or a specified language code.

Hong Kong GeoData Store provides programmatic access to api for accessing geo-data of hong kong via REST API.

IBGE API provides official geographic and statistical data from Brazil's national statistics institute, including state and municipality listings, population data, and regional boundaries.

IP 2 Country is a free, no-auth API that maps any IPv4 address to its corresponding country.

IP Address Details (ipinfo.io) returns geolocation and network information for any IP address, including city, region, country, ISP, and organization.

IP Vigilante is a free IP geolocation API that returns location details like country, city, latitude, and longitude for a given IP address.

ip-api provides fast, free IP geolocation data including country, city, region, ISP, and coordinates for any public IP or domain name.

ipapi.co is a simple REST API that returns the geolocation of any IP address, including country, city, and currency.

IPGEO is a free, no-authentication IP geolocation API that returns detailed information about any IP address, including country, region, city, and ISP.

Mexico Sepomex is a free API that provides postal code (ZIP code) data for Mexico, including state, municipality, and neighborhood information.

Nominatim is a free geocoding API powered by OpenStreetMap data that lets you convert addresses to coordinates (forward geocoding) and coordinates back to addresses (reverse geocoding).

OnWater is a simple free API that tells you whether a given latitude and longitude coordinate is on water or on land.

Open Topo Data is a free elevation API that returns the altitude above sea level (or ocean depth below sea level) for any latitude and longitude on Earth.

Pinball Map is a free, crowdsourced API that shows where public pinball machines are located around the world.

Postali provides programmatic access to mexico zip codes api via REST API.

PostcodeData.nl provides geolocation and address data for Dutch postal codes.

Postcodes.io is a free, open-source UK postcode lookup API that returns geolocation data, administrative region info, and coordinates.

Queimadas INPE provides programmatic access to access to heat focus data (probable wildfire) via REST API.

REST Countries is a free API that provides detailed information about every country in the world, including population, capital, currencies, languages, flags, and bordering countries.

The Rwanda Locations API provides structured geographic data for Rwanda, including provinces, districts, cities, sectors, cells, and villages.

SLF is a free, no-authentication database API for German geographic data, including cities, rivers, countries, and related information.

ViaCep is a free Brazilian zip code (CEP) API that returns address data including street, neighborhood, city, and state for any valid Brazilian postal code.

Zippopotam.us is a completely free, no-auth-required API that returns place information for postal codes from dozens of countries including the US, UK, Canada, and many European nations.

Ziptastic is a simple, free API that returns the country, state, and city for any US zip code with no authentication required.